20404062

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:987

約数の個数: 80

約数和(自身を含む): 55059840

約数和(自身を除く): 34655778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 81, 114, 126, 133, 162, 171, 189, 266, 342, 378, 399, 513, 567, 798, 947, 1026, 1134, 1197, 1539, 1894, 2394, 2841, 3078, 3591, 5682, 6629, 7182, 8523, 10773, 13258, 17046, 17993, 19887, 21546, 25569, 35986, 39774, 51138, 53979, 59661, 76707, 107958, 119322, 125951, 153414, 161937, 178983, 251902, 323874, 357966, 377853, 485811, 536949, 755706, 971622, 1073898, 1133559, 1457433, 2267118, 2914866, 3400677, 6801354, 10202031, 20404062]

約数ペア:

[(1, 20404062), (2, 10202031), (3, 6801354), (6, 3400677), (7, 2914866), (9, 2267118), (14, 1457433), (18, 1133559), (19, 1073898), (21, 971622), (27, 755706), (38, 536949), (42, 485811), (54, 377853), (57, 357966), (63, 323874), (81, 251902), (114, 178983), (126, 161937), (133, 153414), (162, 125951), (171, 119322), (189, 107958), (266, 76707), (342, 59661), (378, 53979), (399, 51138), (513, 39774), (567, 35986), (798, 25569), (947, 21546), (1026, 19887), (1134, 17993), (1197, 17046), (1539, 13258), (1894, 10773), (2394, 8523), (2841, 7182), (3078, 6629), (3591, 5682)]